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ASTM A283C vs ASTM A572 Grade 50

Related Material — 66.1% match based on chemical composition and mechanical property overlap.

ASTM A283C (ASTM A283) and ASTM A572 Grade 50 (ASTM A572) are both steel grades. Both fall under the Structural Steel category. ASTM A283C is typically used for used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures., while ASTM A572 Grade 50 is commonly used for high-strength low-alloy structural steel; buildings, bridges, transmission towers, construction equipment, general structural fabrication. ASTM A283C is defined under ASTM International, originating from United States, while ASTM A572 Grade 50 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A283C vs ASTM A572 Grade 50 is a 93% match. As per mechanical properties, the match is 12.3%. Combined, this makes them a related material overall at 66.1%.

Frequently Compared With ASTM A283C:
ASTM A1008 SS Grade 50 CSA G40.21 260W ASTM A1008 SS Grade 80 ASTM A572 Gr.65 CSA G40.21 480W CSA G40.21 400W AS/NZS 3679.1 350 CSA G40.21 300W AS/NZS 3679.1 300 CSA G40.21 400A GOST 19281 09G2S CSA G40.21 350W
Match Breakdown
CHEMISTRY MATCH
93%
MECHANICAL MATCH
12.3%
OVERALL
66.1%
Specifications
Property ASTM A283C ASTM A572 Grade 50
Standard ASTM A283 ASTM A572
Category Structural Steel Structural Steel
C (%) 0.24 max <=0.23
Mn (%) 0.90 max <=1.35
P (%) 0.035 max <=0.040
S (%) 0.040 max <=0.050
Si (%) 0.40 max <=0.40
Nb (%) Not specified <=0.05
V (%) Not specified <=0.15
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A283C ASTM A572 Grade 50
Tensile Strength 380-515 MPa 450 MPa min
Yield Strength 205 MPa min 345 MPa min
Elongation 23-27% 18% min
Hardness 120-170 HB 137-187 HB
Typical Applications
ASTM A283C
Used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures.
ASTM A572 Grade 50
High-strength low-alloy structural steel; buildings, bridges, transmission towers, construction equipment, general structural fabrication
Key Differences
Can ASTM A283C Be Substituted With ASTM A572 Grade 50?
ASTM A283C and ASTM A572 Grade 50 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
ASTM A283C
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–3700 mm (114.17–145.67 in)
ASTM A572 Grade 50
Plate → (4 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2800–4600 mm (110.24–181.1 in)
On M-EX Right Now
ASTM A283C
2 active listings and RFQs →
ASTM A572 Grade 50
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A283C and ASTM A572 Grade 50?
ASTM A572 Grade 50 specifies Nb, V which are not specified for ASTM A283C.
Can ASTM A283C be substituted with ASTM A572 Grade 50?
ASTM A283C and ASTM A572 Grade 50 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.